NTI Trinity TX Series Installation And Operation Manual page 46

Boiler and Heating System Piping
Figure 10-7 Tx151C & Tx200C Primary-Secondary Plumbing (Combi)
a Tx-Combi boiler installation with multiple central
heating circulators. Refer to Figures 10-2(c) and 10-
2(d) for boiler fitting identification.
46
│
(Multiple System Circulator Configuration)
Figure illustrates the basic
plumbing requirements for
Pressure Gauge
(factory supplied)
Tx I&O Manual
Primary Loop
(factory supplied)